Package adams.data.filter

Class AbstractGlobalDataContainerFilter<T extends DataContainer>

java.lang.Object

adams.data.filter.AbstractGlobalDataContainerFilter<T>

Type Parameters:

T - the type of container to filter

public abstract class AbstractGlobalDataContainerFilter<T extends DataContainer>
extends Object

Ancestor for global filters that are used to filter data containers coming from the database or from files.

Version:

$Revision$

Author:

fracpete (fracpete at waikato dot ac dot nz)

Field Summary

Fields

Modifier and Type	Field	Description
protected HashSet<GlobalDataContainerFilterChangeListener>	m_ChangeListeners	the listeners in case of changes to the filter.
protected Filter<T>	m_DefaultFilter	the filter to apply to the data before caching.
protected Filter<T>	m_Filter	the filter being used in this table object.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractGlobalDataContainerFilter()	Default constructor.

Method Summary

Modifier and Type	Method	Description
void	addChangeListener(GlobalDataContainerFilterChangeListener l)	Adds a listener for connect/disconnect events to the internal list.
T	filter(T c)	Filters the data with the currently set filter.
Filter	getFilter()	Returns the filter used to pre-process the data before it is cached.
protected void	notifyChangeListeners(GlobalDataContainerFilterChangeEvent e)	Notifies all listeners with the given event.
void	removeChangeListener(GlobalDataContainerFilterChangeListener l)	Removes a listener for connect/disconnect events from the internal list.
void	setFilter(Filter value)	Sets the filter to run over the data before it is cached.
protected void	setupFilter()	Sets up the filter to use for filtering the containers before they're put in the cache.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

m_DefaultFilter

protected Filter<T extends DataContainer> m_DefaultFilter

the filter to apply to the data before caching.

m_Filter

protected Filter<T extends DataContainer> m_Filter

the filter being used in this table object.

m_ChangeListeners

protected HashSet<GlobalDataContainerFilterChangeListener> m_ChangeListeners

the listeners in case of changes to the filter.

Constructor Detail

AbstractGlobalDataContainerFilter

protected AbstractGlobalDataContainerFilter()

Default constructor.

Method Detail

setFilter

public void setFilter(Filter value)

Sets the filter to run over the data before it is cached.

Parameters:

value - the filter

getFilter

public final Filter getFilter()

Returns the filter used to pre-process the data before it is cached.

Returns:

the filter

setupFilter

protected void setupFilter()

Sets up the filter to use for filtering the containers before they're put in the cache.

filter

public T filter(T c)

Filters the data with the currently set filter.

Parameters:

c - the container to filter

Returns:

the filtered container

See Also:

m_Filter

addChangeListener

public void addChangeListener(GlobalDataContainerFilterChangeListener l)

Adds a listener for connect/disconnect events to the internal list.

Parameters:

l - the listener to add

removeChangeListener

public void removeChangeListener(GlobalDataContainerFilterChangeListener l)

Removes a listener for connect/disconnect events from the internal list.

Parameters:

l - the listener to remove

notifyChangeListeners

protected void notifyChangeListeners(GlobalDataContainerFilterChangeEvent e)

Notifies all listeners with the given event.

Parameters:

e - the event to send to the listeners